package com.atguigu.gulimall.order.web;

import com.atguigu.common.vo.MemberRespVo;
import com.atguigu.gulimall.order.feign.MemberFeignService;
import com.atguigu.gulimall.order.interceptor.LoginUserInterceptor;
import com.atguigu.gulimall.order.service.OrderService;
import com.atguigu.gulimall.order.vo.OrderConfirmVo;
import com.atguigu.gulimall.order.vo.OrderSubmitVo;
import com.atguigu.gulimall.order.vo.SubmitOrderResponseVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.concurrent.ExecutionException;

@Controller
public class OrderWebController {
    @Autowired
    MemberFeignService memberFeignService;

    @Autowired
    OrderService orderService;

    @GetMapping("/toTrade")
    public String toTrade(Model model, HttpServletRequest request) throws ExecutionException, InterruptedException {
        OrderConfirmVo confirmVo = orderService.confirmOrder();

        model.addAttribute("confirmOrderData",confirmVo);
        //展示订单确认的数据
        return "confirm";
    }

    /**
     * 下单功能,Post提交,获取@RequestBody
     * @param vo 响应数据
     * @param model 返回数据
     * @param redirectAttributes 重定向带数据
     * @return
     */
    @PostMapping("/submitOrder")
    public String submitOrder(OrderSubmitVo vo, Model model, RedirectAttributes redirectAttributes){
        //下单操作返回数据
        SubmitOrderResponseVo responseVo = orderService.submitOrder(vo);

        //下单失败回到订单确认页重新确认订单信息
        //查看订单提交的数据
        System.out.println("订单提交的数据..."+vo);
        //如果成功
        if(responseVo.getCode()==0){
            //返回数据
            model.addAttribute("SubmitOrderResp",responseVo);
            //下单成功来到支付选择页
            return  "pay";
        }else{//否则失败
            //默认信息
            String msg = "下单失败";
            //判断失败原因
            switch (responseVo.getCode()){
                //令牌过期
                case 1: msg += "订单信息过期,请刷新再次提交"; break;//结束
                //验价失败
                case 2: msg += "订单商品价格发生变化,请确认后再次提交"; break;
                //库存不足
                case 3: msg +="库存锁定失败,商品库存不足";break;
            }
            //返回失败消息
            redirectAttributes.addFlashAttribute("msg",msg);
            // 回到订单确认页重新确认订单信息
            return "redirect:http://order.gulimall.com/toTrade";
        }
    }
}
